import java.util.Scanner;

public class Zxf11 {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        System.out.println("输入一个数");
        int a = in.nextInt();
        if(a%2==0){
            System.out.println("是否为偶数：是");
        }else {
            System.out.println("是否为偶数：否");
        }
    }
}



